2

48 hours:
Fiorinal with Codeine (aspirinbutalbitalcaffeine and codeine) is primarily eliminates from the body via the kidney as almost unchanged drug or metabolites. The plasma half-life is about 35 hours. Completely out of the body in approximately 48 hours.
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4

Taking for pain?:
All pain medications can make some people feel "high". If you taking this for pain then it is less likely. If you are taking it to get high, then you are risking your life.
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6

48 hours:
Fiorinal with Codeine (aspirinbutalbitalcaffeine and codeine) is primarily eliminates from the body via the kidney as almost unchanged drug or metabolites. The plasma half-life is about 35 hours. Completely out of the body in approximately 48 hours.
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7

Yes and no:
Fiorinal (aspirinbutalbital and caffeine) and Codeine are painkillers which can block the pain for a while (and cause drowsiness, other side effects & addiction), but will not get rid of the underlying problem. If you get these severe migraines more than 3 or 4 times a year, or if they last for more than half a day, talk to your doctor about migraine-specific treatments to prevent them or stop them in their tracks.
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8

Narcotic itch:
Great question. Any narcotic (or opioid medication) can cause the side effect of itching. If the itching is severe, you may have to change to a different medication. Many other things can cause itching too. If you continue to have itching after stopping the medication, then you have to rule out other potential offending agents.
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